document.getElementById('loginForm').addEventListener('submit', function(event) {


    event.preventDefault();


    var username = document.getElementById('username').value;


    var password = document.getElementById('password').value;


    if (username === '倪天泽' && password === 'Ntz123456') {


        alert('登录成功');


    } else {


        alert('登录失败，请检查QQ号和密码');


    }


});